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fzus63 kmqt 220115
glfls
388
open lake forecast for lake superior
national weather service marquette mi
915 pm edt tue oct 21 2014
for waters beyond five nautical miles of shore on lake superior
.synopsis...high pressure of 30.4 inches centered east of lake
superior tonight will drift eastward across ontario and quebec
through thursday as an associated ridge extends southwestward across
the upper great lakes. the ridge will weaken to 30.0 inches wednesday
night through friday. meanwhile...29.6 inch low pressure will track
northward across the northern plains and 29.4 inch low pressure over
the mid atlantic states will move to nova scotia. another low
pressure system of 29.4 inches will develop over northern manitoba on
friday and pass a 29.7 inch trough across lake superior as it moves
to hudson bay by saturday morning. this low will expand into quebec
by late saturday as a high pressure ridge of 30.1 inches builds over
the northern plains. the ridge will cross the upper great lakes late
saturday night through sunday while broad 29.5 inch low pressure
forms across the northern plains.
lsz162-220915-
lake superior west of a line from saxon harbor wi to grand
portage mn beyond 5nm-
915 pm edt tue oct 21 2014 /815 pm cdt tue oct 21 2014/
.rest of tonight...southeast winds 10 to 20 knots veering south
after midnight. waves 1 to 3 feet building to 2 to 4 feet.
.wednesday...south winds 5 to 15 knots backing southeast by mid
afternoon. waves subsiding to calm to 2 feet.
.wednesday night...south winds 10 to 20 knots diminishing to 5 to
15 knots after midnight. a chance of showers. waves building to
1 to 3 feet.
.thursday...south winds 5 to 15 knots veering southwest by mid
afternoon. a chance of showers. waves subsiding to calm to
2 feet.
.thursday night...southwest winds 5 to 15 knots. waves calm to
2 feet.
.friday...southwest winds 5 to 15 knots. waves calm to 2 feet.
.friday night...southwest winds 10 to 20 knots veering west after
midnight. waves building to 1 to 3 feet.
.saturday...west winds 10 to 20 knots diminishing to 5 to
15 knots. waves subsiding to calm to 2 feet.
.sunday...southeast winds 5 to 15 knots veering south. waves calm
to 2 feet.
$$
fzus63 kmqt 220115
glfls
lsz263-220915-
lake superior from saxon harbor wi to upper entrance to portage
canal mi 5nm off shore to the us/canadian border including isle
royale national park-
915 pm edt tue oct 21 2014
.rest of tonight...southeast winds 10 to 20 knots veering south
after midnight. waves 1 to 3 feet building to 2 to 4 feet.
.wednesday...south winds 5 to 15 knots backing southeast by mid
afternoon. waves subsiding to 1 to 3 feet.
.wednesday night...south winds 10 to 20 knots. a chance of rain
showers. waves building to 2 to 4 feet.
.thursday...south winds 10 to 20 knots becoming southwest 5 to
15 knots by mid afternoon. a chance of rain showers. waves
subsiding to calm to 2 feet.
.thursday night...southwest winds 5 to 15 knots. waves calm to
2 feet.
.friday...southwest winds 5 to 15 knots. waves calm to 2 feet.
.friday night...southwest winds 10 to 20 knots veering west after
midnight. waves building to 1 to 3 feet.
.saturday...west winds 10 to 20 knots diminishing to 5 to
15 knots. waves building to 2 to 4 feet...then subsiding to calm
to 2 feet.
.sunday...south winds 5 to 15 knots. a chance of rain showers.
waves building to 1 to 3 feet.
$$

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